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Finding the Fourth Proportional to 75,811.40, 113,717.10 and 36,348.20

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Solution

The fourth proportional to 75,811.40, 113,717.10 and 36,348.20 is: 54,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,811.40 : 113,717.10 = 36,348.20 : x
  2. Step 2: Convert to fraction form
    75,811.40/113,717.10 = 36,348.20/x
  3. Step 3: Cross multiply
    75,811.40x = 113,717.10 × 36,348.20
  4. Step 4: Simplify right side
    75,811.40x = 4,133,411,894.22
  5. Step 5: Solve for x
    x = 4,133,411,894.22/75,811.40
  6. Step 6: Final answer
    x = 54,522.30

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